Illinois CNA State Practice Exam 2026 - Free CNA Practice Questions and Study Guide

The defense mechanism of rationalization involves giving an acceptable reason or excuse for behaviors or actions instead of the real reason. This can occur when someone feels the need to justify their actions or thoughts in order to defend their ego. However, it is important to note that while this may help protect the individual's self-esteem, it does not address the underlying issues or emotions that may be driving their behavior.

Option A, conversion, involves the unconscious expression of an emotional conflict through physical symptoms. This is not related to the question at hand.

Option B, identification, refers to taking on the characteristics, behaviors, and values of someone else in order to maintain a sense of self-worth. This is not directly related to the defense mechanism described in the question.

Option D, repression, involves pushing unwanted thoughts, feelings, or memories into the unconscious mind in order to avoid or reduce anxiety. This is different from rationalization, as it does not involve giving a reason or excuse for behavior.